Finding the Fourth Proportional to 16,460,566.24, 22,715,284.12 and 9,118,376.68
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Solution
The fourth proportional to 16,460,566.24, 22,715,284.12 and 9,118,376.68 is: 12,583,195.13
Step by Step Solution
- Step 1: Write the proportion equation
16,460,566.24 : 22,715,284.12 = 9,118,376.68 : x - Step 2: Convert to fraction form
16,460,566.24/22,715,284.12 = 9,118,376.68/x - Step 3: Cross multiply
16,460,566.24x = 22,715,284.12 × 9,118,376.68 - Step 4: Simplify right side
16,460,566.24x = 207,126,516,999,382.31 - Step 5: Solve for x
x = 207,126,516,999,382.31/16,460,566.24 - Step 6: Final answer
x = 12,583,195.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.